Issue 25238. Update LoclaElement(s) visible ranges during incremental resolution.

pkg/analyzer/test/generated/incremental_resolver_test.dart

Index: pkg/analyzer/test/generated/incremental_resolver_test.dart
diff --git a/pkg/analyzer/test/generated/incremental_resolver_test.dart b/pkg/analyzer/test/generated/incremental_resolver_test.dart
index b36d31e2142f4280f59f8de9ae6c900e08102b0b..351e826894ea4f9c168bd8c08d2b7ee50efce534 100644
--- a/pkg/analyzer/test/generated/incremental_resolver_test.dart
+++ b/pkg/analyzer/test/generated/incremental_resolver_test.dart
@@ -4444,8 +4444,10 @@ foo(int p) {}
     CacheEntry cacheEntry = cache.get(target);
     expect(cacheEntry.getValue(VERIFY_ERRORS), hasLength(2));
     cacheEntry.setState(VERIFY_ERRORS, CacheState.INVALID);
-    // Don't run tasks, so don't recompute VERIFY_ERRORS before incremental.
-    _updateAndValidate(
+    // Perform incremental resolution.
+    _resetWithIncremental(true);
+    analysisContext2.setContents(
+        source,
         r'''
 main() {
   foo(0);
@@ -4454,10 +4456,12 @@ main2() {
   foo('bbb');
 }
 foo(int p) {}
-''',
-        runTasksBeforeIncremental: false);
-    // Incremental analysis should have left VERIFY_ERRORS invalid,
-    // so it was correctly recomputed later during the full analysis.
+''');
+    // VERIFY_ERRORS is still invalid.
+    expect(cacheEntry.getState(VERIFY_ERRORS), CacheState.INVALID);
+    // Continue analysis - run tasks, so recompute VERIFY_ERRORS.
+    _runTasks();
+    expect(cacheEntry.getState(VERIFY_ERRORS), CacheState.VALID);
     expect(cacheEntry.getValue(VERIFY_ERRORS), hasLength(1));
   }
 
@@ -4523,6 +4527,47 @@ f3() {
 ''');
   }
 
+  void test_visibleRange() {
+    _resolveUnit(r'''
+class Test {
+  method1(p1) {
+    var v1;
+    f1() {}
+    return 1;
+  }
+  method2(p2) {
+    var v2;
+    f2() {}
+    return 2;
+  }
+  method3(p3) {
+    var v3;
+    f3() {}
+    return 3;
+  }
+}
+''');
+    _updateAndValidate(r'''
+class Test {
+  method1(p1) {
+    var v1;
+    f1() {}
+    return 1;
+  }
+  method2(p2) {
+    var v2;
+    f2() {}
+    return 2222;
+  }
+  method3(p3) {
+    var v3;
+    f3() {}
+    return 3;
+  }
+}
+''');
+  }
+
   void test_whitespace_getElementAt() {
     _resolveUnit(r'''
 class A {}
@@ -4628,6 +4673,7 @@ class B extends A {}
     // Resolve "newCode" from scratch.
     if (compareWithFull) {
       _resetWithIncremental(false);
+      changeSource(source, '');
       changeSource(source, newCode);
       _runTasks();
       LibraryElement library = resolve2(source);